
\begin{center}
\begin{scriptsize}
\begin{longtable}{l c c c c c c}
\toprule
 & Model 1 & Model 2 & Model 3 & Model 4 & Model 5 & Model 6 \\
\midrule
\endfirsthead
\toprule
 & Model 1 & Model 2 & Model 3 & Model 4 & Model 5 & Model 6 \\
\midrule
\endhead
\bottomrule
\endfoot
\bottomrule
\multicolumn{7}{l}{\tiny{$^*$ Null hypothesis value outside the confidence interval.}}\\
\caption{Linear Models predicting respondents disagreement}
\label{Table:E1}
\endlastfoot \\
Intercept                                                        & $5.928^{*}$         & $5.811^{*}$         & $4.309^{*}$         & $3.929^{*}$         & $4.585^{*}$         & $3.599^{*}$         \\
                                                                 & $ [ 4.165;  7.691]$ & $ [ 4.019;  7.603]$ & $ [ 2.434;  6.183]$ & $ [ 2.228;  5.630]$ & $ [ 2.734;  6.436]$ & $ [ 2.344;  4.854]$ \\
Year                                                             & $-0.003^{*}$        & $-0.003^{*}$        & $-0.002^{*}$        & $-0.002^{*}$        & $-0.002^{*}$        & $-0.001^{*}$        \\
                                                                 & $ [-0.004; -0.002]$ & $ [-0.004; -0.002]$ & $ [-0.003; -0.001]$ & $ [-0.002; -0.001]$ & $ [-0.003; -0.001]$ & $ [-0.002; -0.001]$ \\
Freedom of Expression                                            & $-0.173$            & $-0.035$            & $-0.341^{*}$        & $-0.080$            & $-0.459^{*}$        & $-0.157^{*}$        \\
                                                                 & $ [-0.353;  0.008]$ & $ [-0.223;  0.152]$ & $ [-0.523; -0.160]$ & $ [-0.240;  0.080]$ & $ [-0.733; -0.185]$ & $ [-0.304; -0.011]$ \\
Freedom to research and teach                                    & $-0.006$            &                     &                     &                     &                     & $0.017$             \\
                                                                 & $ [-0.047;  0.034]$ &                     &                     &                     &                     & $ [-0.008;  0.041]$ \\
Number of Coders Freedom to research and teach                   & $0.010$             &                     &                     &                     &                     &                     \\
                                                                 & $ [-0.005;  0.024]$ &                     &                     &                     &                     &                     \\
Percentage of Extern Coders                                      & $0.223$             & $0.286^{*}$         & $0.376^{*}$         & $0.278^{*}$         & $0.213$             & $0.271^{*}$         \\
                                                                 & $ [-0.020;  0.466]$ & $ [ 0.043;  0.529]$ & $ [ 0.160;  0.593]$ & $ [ 0.044;  0.512]$ & $ [-0.086;  0.513]$ & $ [ 0.077;  0.464]$ \\
Rater's Mean Confidence                                          & $-0.028$            & $0.195$             & $-0.316$            & $-0.334^{*}$        & $-0.446$            & $-0.049$            \\
                                                                 & $ [-0.381;  0.325]$ & $ [-0.174;  0.564]$ & $ [-0.702;  0.070]$ & $ [-0.638; -0.031]$ & $ [-0.920;  0.029]$ & $ [-0.263;  0.164]$ \\
Latin America and the Caribbean                                  & $0.142^{*}$         & $0.106$             & $0.180^{*}$         & $0.006$             & $0.096$             & $0.076^{*}$         \\
                                                                 & $ [ 0.032;  0.252]$ & $ [-0.006;  0.219]$ & $ [ 0.072;  0.288]$ & $ [-0.110;  0.123]$ & $ [-0.031;  0.224]$ & $ [ 0.006;  0.146]$ \\
MENA                                                             & $0.249^{*}$         & $0.210^{*}$         & $0.177^{*}$         & $0.105$             & $0.130$             & $0.150^{*}$         \\
                                                                 & $ [ 0.139;  0.359]$ & $ [ 0.090;  0.330]$ & $ [ 0.062;  0.293]$ & $ [-0.022;  0.232]$ & $ [-0.000;  0.260]$ & $ [ 0.070;  0.229]$ \\
SSA                                                              & $0.194^{*}$         & $0.211^{*}$         & $0.165^{*}$         & $0.035$             & $0.269^{*}$         & $0.118^{*}$         \\
                                                                 & $ [ 0.101;  0.287]$ & $ [ 0.111;  0.311]$ & $ [ 0.058;  0.272]$ & $ [-0.072;  0.141]$ & $ [ 0.152;  0.386]$ & $ [ 0.052;  0.184]$ \\
Western Europe and North America                                 & $-0.067$            & $-0.132^{*}$        & $-0.040$            & $-0.142^{*}$        & $-0.178^{*}$        & $-0.059^{*}$        \\
                                                                 & $ [-0.160;  0.025]$ & $ [-0.239; -0.025]$ & $ [-0.143;  0.064]$ & $ [-0.247; -0.037]$ & $ [-0.298; -0.058]$ & $ [-0.117; -0.002]$ \\
Asia and Pacific                                                 & $0.084$             & $0.060$             & $0.051$             & $-0.016$            & $0.042$             & $0.004$             \\
                                                                 & $ [-0.020;  0.187]$ & $ [-0.062;  0.181]$ & $ [-0.044;  0.147]$ & $ [-0.130;  0.098]$ & $ [-0.070;  0.154]$ & $ [-0.066;  0.074]$ \\
Freedom of academic exchange and dissemination                   &                     & $-0.065^{*}$        &                     &                     &                     &                     \\
                                                                 &                     & $ [-0.112; -0.018]$ &                     &                     &                     &                     \\
Number of Coders  Freedom of academic exchange and dissemination &                     & $0.009$             &                     &                     &                     &                     \\
                                                                 &                     & $ [-0.008;  0.025]$ &                     &                     &                     &                     \\
Institutional autonomy                                           &                     &                     & $0.055^{*}$         &                     &                     & $0.040$             \\
                                                                 &                     &                     & $ [ 0.016;  0.095]$ &                     &                     & $ [-0.000;  0.080]$ \\
Number of Coders Institutional autonomy                          &                     &                     & $0.012$             &                     &                     &                     \\
                                                                 &                     &                     & $ [-0.003;  0.026]$ &                     &                     &                     \\
Campus integrity                                                 &                     &                     &                     & $-0.064^{*}$        &                     & $0.026$             \\
                                                                 &                     &                     &                     & $ [-0.105; -0.023]$ &                     & $ [-0.008;  0.059]$ \\
Number of Coders Campus integrity                                &                     &                     &                     & $0.013$             &                     &                     \\
                                                                 &                     &                     &                     & $ [-0.001;  0.027]$ &                     &                     \\
Freedom of academic and cultural expression                      &                     &                     &                     &                     & $0.119^{*}$         & $0.033$             \\
                                                                 &                     &                     &                     &                     & $ [ 0.059;  0.180]$ & $ [-0.007;  0.073]$ \\
Number of Coders                                                 &                     &                     &                     &                     & $0.007$             &                     \\
                                                                 &                     &                     &                     &                     & $ [-0.004;  0.017]$ &                     \\
Academic Freedom Index                                           &                     &                     &                     &                     &                     & $0.965^{*}$         \\
                                                                 &                     &                     &                     &                     &                     & $ [ 0.598;  1.331]$ \\
Academic Freedom Index sqr.                                      &                     &                     &                     &                     &                     & $-1.088^{*}$        \\
                                                                 &                     &                     &                     &                     &                     & $ [-1.401; -0.775]$ \\
Number of Coders Acadmeic Freedom Index                          &                     &                     &                     &                     &                     & $-0.000$            \\
                                                                 &                     &                     &                     &                     &                     & $ [-0.003;  0.002]$ \\
\midrule
R$^2$                                                            & $0.242$             & $0.317$             & $0.195$             & $0.293$             & $0.208$             & $0.246$             \\
Adj. R$^2$                                                       & $0.242$             & $0.317$             & $0.194$             & $0.292$             & $0.208$             & $0.245$             \\
Num. obs.                                                        & $14682$             & $14674$             & $14663$             & $14666$             & $18978$             & $74512$             \\
RMSE                                                             & $0.299$             & $0.306$             & $0.301$             & $0.296$             & $0.367$             & $0.316$             \\
N Clusters                                                       & $180$               & $180$               & $180$               & $180$               & $183$               & $180$               \\
\end{longtable}
\end{scriptsize}
\end{center}
